> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ai-wave.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Billing & Payments

> Manage your subscription, payment methods, and invoices.

## Managing Your Subscription

### Viewing Your Plan

Go to **Settings** → **Billing** to see:

* Your current plan and billing cycle
* Next payment date and amount
* Current usage against quotas
* Payment history

<Frame caption="Billing overview page">
  <img src="https://mintlify.s3.us-west-1.amazonaws.com/aiwavedevsl-96d49414/images/placeholder-billing.png" alt="Billing Page" />
</Frame>

### Upgrading

1. Go to **Settings** → **Billing**
2. Click **Upgrade Plan**
3. Select your new plan
4. Confirm the change

Upgrades take effect **immediately**. You'll be charged a prorated amount for the remaining days in your current billing cycle.

### Downgrading

1. Go to **Settings** → **Billing**
2. Click **Change Plan**
3. Select the lower plan
4. Confirm the change

Downgrades take effect at the **end of your current billing cycle**. You'll retain access to all features until then.

<Warning>
  When downgrading, ensure your current usage fits within the lower plan's limits. Active campaigns exceeding the new plan's limits will be paused.
</Warning>

## Payment Methods

AI Wave accepts:

* Credit and debit cards (Visa, Mastercard, American Express)
* SEPA Direct Debit (for EU customers)

All payments are processed securely through **Stripe**.

### Updating Payment Method

1. Go to **Settings** → **Billing** → **Payment Method**
2. Click **Update**
3. Enter your new payment details
4. Click **Save**

## Invoices

Invoices are generated automatically for each billing cycle. You can:

* View all invoices in **Settings** → **Billing** → **Invoice History**
* Download invoices as PDF
* Invoices include your organization name and VAT number (if configured)

### Adding VAT/Tax Information

1. Go to **Settings** → **Billing** → **Tax Information**
2. Enter your VAT number and business address
3. Click **Save**

This information will appear on all future invoices.

## Cancellation

To cancel your subscription:

1. Go to **Settings** → **Billing**
2. Click **Cancel Subscription**
3. Confirm the cancellation

Your account will remain active until the end of your current billing cycle. After that, your workspace will be archived (data retained for 90 days).

<Info>
  **Money-back guarantee:** We offer a 14-day money-back guarantee on all plans. If you're not satisfied, contact [support@ai-wave.co](mailto:support@ai-wave.co) within 14 days of your first payment.
</Info>